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    • 1. 发明授权
    • Method and apparatus for determining a mobility of a mobile station in a wireless communication system
    • 用于确定无线通信系统中的移动台的移动性的方法和装置
    • US08223692B2
    • 2012-07-17
    • US12435806
    • 2009-05-05
    • Xiaohui ShenSheng-Yu HuHong-Lei LiuYinyan Wang
    • Xiaohui ShenSheng-Yu HuHong-Lei LiuYinyan Wang
    • H04W4/00H04W24/00H04M3/42
    • H04W64/006
    • An infrastructure-based mobility determination module (MDM) receives multiple measurement reports from the MS and, for each received measurement report, stores values corresponding to values included in the report that are associated with measurements of parameters associated with received signals, wherein each stored value is stored in association with a wireless access node sourcing the corresponding signal. For each of one or more pairings of received measurement reports, the MDM then determines a signal parameter measurement change value corresponding to a change from the signal parameter measurement values associated with a first measurement report of the pairing to the signal parameter measurement values associated with a second measurement report of the pairing. Based on the one or more signal parameter measurement change values, the MDM determines an average signal parameter measurement change value and, based on the average signal parameter measurement change value, determines a mobility of the MS.
    • 基于基础设施的移动性确定模块(MDM)从MS接收多个测量报告,并且对于每个接收到的测量报告,存储与包括在报告中的值相关联的值,其与与接收到的信号相关联的参数的测量相关联,其中每个存储值 与提供相应信号的无线接入节点相关联地存储。 对于所接收的测量报告的一个或多个配对中的每一个,MDM然后确定对应于从与配对的第一测量报告相关联的信号参数测量值到与相关联的测量报告相关联的信号参数测量值的变化的信号参数测量改变值 配对的第二个测量报告。 基于一个或多个信号参数测量改变值,MDM确定平均信号参数测量改变值,并且基于平均信号参数测量改变值来确定MS的移动性。
    • 2. 发明申请
    • Real-Time Location Estimation of a Mobile Station in a Wireless Communication System
    • 无线通信系统中移动台的实时位置估计
    • US20160124072A1
    • 2016-05-05
    • US13925319
    • 2013-06-24
    • Hong-Lei LiuKwok Lam CheungSheng-Yu HuXiaoHui Shen
    • Hong-Lei LiuKwok Lam CheungSheng-Yu HuXiaoHui Shen
    • G01S5/02H04W8/08H04W4/02
    • G01S5/0278G01C21/20G01C21/26H04W4/029
    • An apparatus and method is provided for real-time location estimation of a mobile station (MS) on a map of roads using non-Global Positioning Satellite location data of the MS and includes a step of determining that the MS is stationary. A next step includes assigning each raw location datum with an initial mass such that the data exhibit an attractive force therebetween. A next step includes calculating a net attractive force for all data using a distance between the data. A next step includes moving each datum a normalized step on the map in response to the net attractive force. A next step includes merging any data that are within a predefined distance on the map and adding their masses. A next step includes repeating the calculating, moving, and merging steps until there are no consecutive merges for a predetermined number of iterations. A next step includes removing any datum with a mass less than a threshold. If there is more than one merged datum left, and a total number of iterations is less than a predefined number, going to the calculating step. Otherwise, using a mean of the locations of any remaining data as a location of the mobile station.
    • 提供一种装置和方法,用于使用MS的非全球定位卫星位置数据对道路地图上的移动站(MS)进行实时位置估计,并且包括确定MS是静止的步骤。 下一步包括将每个原始位置数据分配给初始质量,使得数据在其间呈现吸引力。 下一步包括使用数据之间的距离计算所有数据的净吸引力。 下一步包括响应于净吸引力将每个数据移动到地图上的归一化步骤。 下一步包括将地图上预定距离内的任何数据合并并添加其质量。 下一步包括重复计算,移动和合并步骤,直到预定次数的迭代没有连续的合并。 下一步包括移除质量小于阈值的任何数据。 如果剩余多于一个的合并数据,并且总计迭代次数小于预定义数量,则转到计算步骤。 否则,使用任何剩余数据的位置的平均值作为移动台的位置。
    • 3. 发明授权
    • Real-time location estimation of a mobile station in a wireless communication system
    • 无线通信系统中移动台的实时位置估计
    • US08489117B2
    • 2013-07-16
    • US13522726
    • 2010-01-27
    • XiaoHui ShenHong-Lei LiuKwok Lam CheungSheng-Yu Hu
    • XiaoHui ShenHong-Lei LiuKwok Lam CheungSheng-Yu Hu
    • H04W24/00
    • G01S5/02
    • An apparatus and method is provided for real-time location estimation of a mobile station (MS) on a map of roads using non-Global Positioning Satellite location data (300) of the MS and includes a step of determining (302) a mobility of the MS. A next step (306) includes identifying a region that covers all location data. A next step (310) includes dividing the region into smaller blocks, where each block constitutes a Hidden Markov Model state. A next step (312) includes determining a distance between blocks, to be used in a varied continuous probability distribution to determining a state transition probability of each block to represent a likelihood of the MS moving to any one block. A next step (314) includes using a univariate continuous distribution as a function of a distance between each block and a raw location data. A next step (316) includes finding a most likely state/block sequence of the MS motion using the HMM state transition probability and the univariate continuous distribution as the location of the MS.
    • 提供一种装置和方法,用于使用MS的非全球定位卫星位置数据(300)在道路地图上对移动站(MS)进行实时位置估计,并且包括以下步骤:确定(302)移动性 MS。 下一步骤(306)包括识别覆盖所有位置数据的区域。 下一步骤(310)包括将区域划分成更小的块,其中每个块构成隐马尔可夫模型状态。 下一步骤(312)包括确定要在变化的连续概率分布中使用的块之间的距离,以确定每个块的状态转移概率以表示MS移动到任何一个块的可能性。 下一步骤(314)包括使用单变量连续分布作为每个块与原始位置数据之间的距离的函数。 下一步骤(316)包括使用HMM状态转换概率和单变量连续分布作为MS的位置找到MS运动的最可能状态/块序列。
    • 4. 发明申请
    • REAL-TIME LOCATION ESTIMATION OF A MOBILE STATION IN A WIRELESS COMMUNICATION SYSTEM
    • 无线通信系统中移动站的实时位置估计
    • US20120322460A1
    • 2012-12-20
    • US13522726
    • 2010-01-27
    • Hong-Lei LiuKwok Lam CheungSheng-Yu HuXiaoHui Shen
    • Hong-Lei LiuKwok Lam CheungSheng-Yu HuXiaoHui Shen
    • H04W24/00
    • G01S5/02
    • An apparatus and method is provided for real-time location estimation of a mobile station (MS) on a map of roads using non-Global Positioning Satellite location data (300) of the MS and includes a step of determining (302) a mobility of the MS. A next step (306) includes identifying a region that covers all location data. A next step (310) includes dividing the region into smaller blocks, where each block constitutes a Hidden Markov Model state. A next step (312) includes determining a distance between blocks, to be used in a varied continuous probability distribution to determining a state transition probability of each block to represent a likelihood of the MS moving to any one block. A next step (314) includes using a univariate continuous distribution as a function of a distance between each block and a raw location data. A next step (316) includes finding a most likely state/block sequence of the MS motion using the HMM state transition probability and the univariate continuous distribution as the location of the MS.
    • 提供一种装置和方法,用于使用MS的非全球定位卫星位置数据(300)在道路地图上对移动站(MS)进行实时位置估计,并且包括以下步骤:确定(302)移动性 MS。 下一步骤(306)包括识别覆盖所有位置数据的区域。 下一步骤(310)包括将区域划分成更小的块,其中每个块构成隐马尔可夫模型状态。 下一步骤(312)包括确定要在变化的连续概率分布中使用的块之间的距离,以确定每个块的状态转移概率以表示MS移动到任何一个块的可能性。 下一步骤(314)包括使用单变量连续分布作为每个块与原始位置数据之间的距离的函数。 下一步骤(316)包括使用HMM状态转换概率和单变量连续分布作为MS的位置找到MS运动的最可能状态/块序列。
    • 5. 发明申请
    • METHOD AND APPARATUS FOR DETERMINING A MOBILITY OF A MOBILE STATION IN A WIRELESS COMMUNICATION SYSTEM
    • 用于确定无线通信系统中移动站的移动性的方法和装置
    • US20100267397A1
    • 2010-10-21
    • US12435806
    • 2009-05-05
    • Xiaohui ShenSheng-Yue HuHong-Lei LiuYinyan Wang
    • Xiaohui ShenSheng-Yue HuHong-Lei LiuYinyan Wang
    • H04W64/00
    • H04W64/006
    • An infrastructure-based mobililty determination module (MDM) receives multiple measurement reports from the MS and, for each received measurement report, stores values corresponding to values included in the report that are associated with measurements of parameters associated with received signals, wherein each stored value is stored in association with a wireless access node sourcing the corresponding signal. For each of one or more pairings of received measurement reports, the MDM then determines a signal parameter measurement change value corresponding to a change from the signal parameter measurement values associated with a first measurement report of the pairing to the signal parameter measurement values associated with a second measurement report of the pairing. Based on the one or more signal parameter measurement change values, the MDM determines an average signal parameter measurement change value and, based on the average signal parameter measurement change value, determines a mobility of the MS.
    • 基于基础设施的移动确定模块(MDM)从MS接收多个测量报告,并且对于每个接收到的测量报告,存储对应于报告中包括的值与与接收信号相关联的参数的测量相关联的值,其中每个存储值 与提供相应信号的无线接入节点相关联地存储。 对于所接收的测量报告的一个或多个配对中的每一个,MDM然后确定对应于从与配对的第一测量报告相关联的信号参数测量值到与相关联的测量报告相关联的信号参数测量值的变化的信号参数测量改变值 配对的第二个测量报告。 基于一个或多个信号参数测量改变值,MDM确定平均信号参数测量改变值,并且基于平均信号参数测量改变值来确定MS的移动性。